Size:Large Type:Multi-Span Agricultural Greenhouses Cover Material:Film Structure Type:Venlo Structure Span Wildth:8/9.6/12m Length:Customized Height:Customized Wind Load:0.4 Kn/M2 Snow Load:0.5kn/M2 Max Tonnage:150/M3/H Main Frame:Hot-Sipped Galvanized Tube Ventilation System:Motor/Manual Roof and Side Ventilation System Shading System:Inside and Outside Shading System Commertial type hydroponic system Show More